r0 = socket$inet6_udp(0xa, 0x2, 0x0)
ioctl$sock_SIOCETHTOOL(r0, 0x8946, &(0x7f0000000140)={'syz_tun\x00', &(0x7f0000000500)=@ethtool_coalesce={0xf, 0x0, 0x0, 0x19f, 0x0, 0x0, 0x9, 0x0, 0xfee, 0xffff, 0x8, 0x0, 0x8, 0x2, 0x1, 0x3f, 0x9, 0xca2, 0x10000, 0xffffffff, 0x3, 0x5, 0x9}})